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Date: 10-2-2021
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Date: 24-4-2021
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The mean of a distribution with probability density function is the first raw moment
, defined by
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(1) |
where is the expectation value.
For a continuous distribution function, the population mean is given by
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(2) |
where is the expectation value. Similarly, for a discrete distribution,
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(3) |
The population mean of a distribution is implemented in the Wolfram Language as Mean[dist].
The sample mean is an unbiased estimator for the population mean.
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دخلت غرفة فنسيت ماذا تريد من داخلها.. خبير يفسر الحالة
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ثورة طبية.. ابتكار أصغر جهاز لتنظيم ضربات القلب في العالم
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رئيس جامعة وارث الأنبياء (ع) يتابع واقع كلية الطب ويبحث خطط تطويرها
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